The Role
Build and architect scalable full-stack applications using React, Node.js, TypeScript, AWS, Terraform, and serverless technologies. Own frontend, backend, infrastructure, CI/CD, testing, and deployment across the application lifecycle. Use AI-assisted development tools, design event-driven architectures, and mentor junior engineers. Act as a consultative technical partner by translating business needs into secure solutions and presenting architectural guidance to client stakeholders.
Summary Generated by Built In
We are seeking a highly skilled Senior Full Stack Developer to join our team in a high-impact, client-facing capacity. You will be instrumental in architecting and deploying robust, scalable applications for a diverse range of clients across the UK and EMEA. This isn't just a coding role; you are a consultative partner—capable of translating complex business requirements into secure, serverless architectures and presenting best-practice improvements directly to customer stakeholders.
The role is remote but the successful person must be based in the United Kingdom. This is a 6 month contract, with consideration also given to candidates seeking a permanent role.
The role is remote but the successful person must be based in the United Kingdom. This is a 6 month contract, with consideration also given to candidates seeking a permanent role.
Key Responsibilities
- Cloud-Native Development: Architect and build high-performance web applications using React, Node.js, and TypeScript. You will own the full lifecycle, from frontend UI components to backend business logic.
- Infrastructure as Code (IaC): Lead the implementation of cloud environments
using Terraform. You will treat infrastructure as a first-class citizen, ensuring all client environments are reproducible, version-controlled, and secure. - Serverless Architecture: Design and deploy event-driven solutions leveraging AWS Lambda and other AWS services. You are expected to be adept at managing serverless state, permissions (IAM), and performance tuning.
- AI-Accelerated Workflow: Proactively utilise AI-assisted development tools (e.g., GitHub Copilot, Cursor, Claude) to accelerate delivery, automate testing, and refactor legacy code, while maintaining strict manual oversight for security and quality.
- Automation & CI/CD: Build and manage automated pipelines that bridge the gap between application code and infrastructure deployment, ensuring a seamless "push-to-deploy" experience.
- Consultative Leadership: Act as a subject matter expert in client "pods" mentoring junior engineers and confidently presenting architectural roadmaps to customer stakeholders.
Skills, Knowledge and Expertise
- Proven commercial experience within a Full Stack Development role.
- Highly experienced in event driven architectures.
- Strong In-depth knowledge and hands-on experience with React Native, React, Node.js, Typescript and Angular.
- Experience of engineering for Mobile to create modular, reusable components.
- Strong experience of AWS Infrastructure as Code (IaC) using tooling such as Terraform as well as AWS Serverless e.g Lambda.
- Strong experience of automation, CI/CD principles and experience with tools like Jenkins, Github Actions, GitLab CI, or AWS CodePipeline.
- Experience of RestAPI’s as well as wider 3rd Party API’s.
- Experience using GraphQL.
- Strong working knowledge of containerisation technologies (Docker) and orchestration platforms (Kubernetes, ECS).
- Automated Test experience.
- Excellent communication and interpersonal skills, with a proven ability to engage with technical and non-technical stakeholders.
- A consultative mindset with strong problem-solving and analytical skills and ability to communicate technical concepts to non-technical stakeholders.
- Comfortable working in agile, client-facing environments with autonomy and ownership.
- Able to commute when required for client or team sessions (occasional).
Benefits
- Remote-first working with flexibility around client needs.
- Private health insurance.
- Projects with global brands & public sector leaders, working on real-world impact.
- Exclusive access to AWS & Databricks certifications, training, and partner tools.
- A collaborative culture of technical excellence and continuous learning.
- Competitive salary, bonus structure, and long-term growth opportunities.
About
We are passionate about helping businesses navigate the rapidly changing and complex world of emerging technologies. We create well-structured, secure, scalable solutions at speed to provide the foundation for groundbreaking change.
Skills Required
- Proven commercial experience in a full stack development role
- Highly experienced with event-driven architectures
- Strong hands-on experience with React Native, React, Node.js, TypeScript, and Angular
- Experience engineering mobile applications with modular, reusable components
- Strong experience with AWS infrastructure as code using Terraform and AWS serverless services including Lambda
- Strong experience with automation and CI/CD principles, including Jenkins, GitHub Actions, GitLab CI, or AWS CodePipeline
- Experience with REST APIs and third-party APIs
- Experience using GraphQL
- Strong working knowledge of Docker and Kubernetes or ECS
- Experience with automated testing
- Excellent communication and interpersonal skills with technical and non-technical stakeholders
- Consultative mindset with strong problem-solving and analytical skills
- Ability to work autonomously in agile, client-facing environments
- Must be based in the United Kingdom
- Able to commute occasionally for client or team sessions
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The Company
What We Do
At Nasstar, we specialise in transformative technology. Our integrated suite of managed services delivers everything from cloud optimisation and application modernisation to networking, security and self-serve tools. With a consultative approach at our core, we modernise and manage technology to help our clients succeed in today's competitive business world. Through strategic consultation, to implementation and management, we provide the vision and the mechanics needed to create transformational change for our clients.
